BASEstartm Open DAS
for Allen-Bradley Data Highwaytm
on Tru64tm UNIX
Installation and User's Guide


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Figure 3-31 shows the structure of a legal Status data table address for the PLC-5/250.

Table 3-19 shows examples of legal Status data table addresses for the PLC-5/250.

Figure 3-31 PLC-5 / 250 Status Address Format


Table 3-19 Example PLC-5 / 250 Status Addresses
Example Address MMS Type1 Description
0S:20 UNSIGNED_16 Word 20 of the status file in the resource manager
1S:12 INTEGER_16 Word 12 of the status file in logic processor 1
$0S:125/1 BIT_STRING Bit 1 of word 125 of the status file in the resource manager
0S:0 Array of 10 UNSIGNED_16 Ten words beginning at word 0


1Arrays are supported. Structures are not supported. Variable size arrays are not supported.


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